Some equivalent arithmetic functions

Common transformations

numbers = 1:42

proportion   = numbers / length(numbers)
percentage   = numbers / length(numbers) * 100
centered     = numbers - mean(numbers)
standardised = (numbers - mean(numbers)) / sd(numbers)
squared      = numbers^2
cubed        = numbers^3
sqRoot       = numbers^(1/2)
cubeRoot     = numbers^(1/3)
log10        = log10(numbers)
logNat       = log(numbers)
expNat       = exp(numbers)
expLogNat    = exp(LogNat)
odds         = proportion / (1-proportion)
logit        = log(proportion / (1-proportion))